CN207073046U - A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap - Google Patents
A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap Download PDFInfo
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- CN207073046U CN207073046U CN201720807246.9U CN201720807246U CN207073046U CN 207073046 U CN207073046 U CN 207073046U CN 201720807246 U CN201720807246 U CN 201720807246U CN 207073046 U CN207073046 U CN 207073046U
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- bent cap
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- floorings
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- 238000009408 flooring Methods 0.000 claims abstract description 29
- 238000011065 in-situ storage Methods 0.000 claims abstract description 13
- 239000004567 concrete Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 14
- 239000002689 soil Substances 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000011178 precast concrete Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap, it is related to highway and builds new technical field, including prefabricated PHC pile tubes, Cast-in-place Bent Cap, precast slab, the cast-in-place crossbeam of floorings, the cast-in-place longeron of floorings and and in-situ layer；Uniformly rectangular array is set prefabricated PHC pile tubes, the laterally homogeneous upside for being fixedly installed on prefabricated PHC pile tubes of Cast-in-place Bent Cap, precast slab is fixedly installed on the upside of Cast-in-place Bent Cap, it is attached respectively by the cast-in-place crossbeam of floorings and the cast-in-place longeron of floorings between section between precast slab, in-situ layer fixes the upside for being cast in the cast-in-place crossbeam of precast slab, floorings and the cast-in-place longeron of floorings.The utility model top and the bottom prefabricated components, and prefabricated section is smaller, convenience in transport, convenient construction.It is road structure form easy to spread for foundation deformation controls strict soft soil foundation, the relatively low location for being not suitable for constructing a bridge of the depth of fill has good technology and superiority in economy.
Description
Technical field：
It the utility model is related to highway and build new technical field, and in particular to a kind of chainless drives formula structure with bent cap
The newly-built peg board formula roadbed of system.
Background technology：
China's Expressway Development is rapid in recent ten years, and construction scale is big, route length, complex geologic conditions, wherein having
Quite a few is built on soft soil foundation, and the mode for solving soft soil base sedimentation at present mainly has two kinds：One kind is interface height,
Another kind is that weak soil is handled.Interface height, bridge cost is higher, and weak soil is handled, either from cost also
It is very big difficulty on the source of high quality filler all be present.Therefore high there is an urgent need to seek a kind of intensity, rigidity is big, good endurance,
Cost is appropriate, the simple roadbed new construction of construction technology.
Pile slab structure is a kind of New Track Substructure Used in Railway structure type occurred with the construction of railway, most significant feature
It is that the structure possesses the armoured concrete slab to be interacted with subgrade soil, and the plate is by the Zhi Chengzuo of its lower subgrade soil
With, and stake in length range by subgrade soil sidewise restraint act on, wherein plate be design in most critical component.Peg board
Structure is a kind of new structure type, at home and abroad still category early stage, but theoretical research lags behind engineering and answered in terms of engineer applied
With application field is single.
Utility model content：
The utility model is difficult for the processing of above-mentioned Highway Soft Ground Settlement, and industrialized level is low, construction costs
The problems such as high, the utility model provide a kind of newly-built peg board formula roadbed new construction of the chainless drives formula structural system with bent cap.
Technical problem to be solved in the utility model is realized using following technical scheme：
A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap, it is characterised in that：Managed including prefabricated PHC
Stake, Cast-in-place Bent Cap, precast slab, the cast-in-place crossbeam of floorings, the cast-in-place longeron of floorings and and in-situ layer；Described is prefabricated
Uniformly rectangular array is set PHC pile tubes, the laterally homogeneous upside for being fixedly installed on prefabricated PHC pile tubes of described Cast-in-place Bent Cap,
Described precast slab is fixedly installed on the upside of Cast-in-place Bent Cap, passes through bridge floor respectively between the section between precast slab
The cast-in-place crossbeam of plate and the cast-in-place longeron of floorings are attached, and described in-situ layer is fixed and is cast in precast slab, floorings
The upside of the cast-in-place cast-in-place longeron of crossbeam and floorings.
The stake end protruding bar of described prefabricated PHC pile tubes and the framework of steel reinforcement of Cast-in-place Bent Cap connect, then one-piece casting mixes
Solidifying soil is fixedly connected.
In each spanning of described prefabricated PHC pile tubes, prefabricated PHC pile tubes and the precast slab at middle part pass through bridge
The cast-in-place crossbeam of panel is fixedly connected, and passes through tetrafluoro slide plate between prefabricated the PHC pile tubes and precast slab and Cast-in-place Bent Cap of edge
Realize horizontal slide.
The thickness of described in-situ layer is 10cm.
The precast slab is divided into span centre precast slab and end precast slab, and the span centre is prefabricated mixed
Concrete board is arranged in span centre, and the end precast slab is arranged in connection end across the thickness of described end precast slab
Thickness of the degree higher than span centre precast slab.
The prefabricated PHC pile tubes are pre stressed empty piped piles.
Described prefabricated PHC pile tubes are about 60cm with Cast-in-place Bent Cap connecting length.
Preferably, the longitudinal long 5.15m in the precast concrete floorings standard section, laterally wide 2.1m, section plate mark
Quasi- thickness of slab is 20cm, and end-thickened is 35cm.The end fulcrum precast concrete segment adjusts its length on the basis of standard section
Degree；
Preferably, the wide 40cm of the cast-in-place longeron of floorings, the wide 85cm of the cast-in-place crossbeam of floorings；
Preferably, pile tube usesType pre stressed empty piped piles.3 PHC pile tubes of lateral arrangement,
PHC pile tubes top sets Cast-in-place Bent Cap.
Pile foundation of the present utility model uses prefabricated PHC pile tubes, and prefabricated PHC pile tubes pass through with the cast-in-place part of precast slab
Cast-in-place Bent Cap connects.The pile-plank embankment being different from railway engineering, road engineering, in no Liang Shiqu pile structural bridge
In the not embedded roadbed of plate or ground, the lower surface of plate does not contact with the soil body, stake by surrounding soil effect of contraction, using plate-stake as
Load force transfer system, the load for being undertaken top by the reasonable link between sheet pile pass to pile body cylinder and load are spread
To upper and lower sleeping layer between stake or pile foundation bed rock rock layers, so as to reach the purpose of control subgrade settlement and deformation failure.
Advantageous effects of the present utility model：
The utility model creates by being improved traditional railway pile slab structure, and the characteristics of combination highway
A kind of newly-built peg board formula roadbed new construction of the chainless drives formula structural system with bent cap, typically applicable across footpath is 5~8m, for base
The relatively low location for being not suitable for constructing a bridge of the strict soft soil foundation of plinth Deformation control, the depth of fill has good technology and economy
Superiority, it is road structure form easy to spread.
Peg board without it is earth roadbed be high-strength frame structure system, can preferably transmit vertical load, and can adaptive temperature, automobile
The horizontal loadings such as brake force, structure is slim and graceful, and cost is moderate, is a kind of new construction between traditional bridge and roadbed.Between stake
It need not banket, Economization on land, reduce the influence to surrounding environment, be advantageous to the protection of environment；Stake, board member are in factory normalization
It is prefabricated, health is rebuild, scene is transported to, good economy performance, is advantageous to industrialize rapid construction, suitable for popularization and application.
The newly-built peg board formula roadbed of chainless drives formula structural system with bent cap meets industrialization construction feature, has design mark
Standardization, production plant, make-up machinery, fortune pipe information-based mode, change traditional mode of construction, and product commercialization is right
Product quality, installation, pipe support information and can check, can control, can trace, and meet country and promote assembling policy, have energy-saving ring
Guarantor's advantage, it is building industry developing direction and trend from now on.
The utility model creates by being improved traditional railway pile slab structure, and the characteristics of combination highway
A kind of newly-built peg board formula roadbed new construction of the chainless drives formula structural system with bent cap, floorings are supported on bent cap, for longitudinal direction
One-way slabs stress, top and the bottom prefabricated components, and prefabricated section is smaller, convenience in transport, convenient construction.It is strict for foundation deformation control
Soft soil foundation, the relatively low location for being not suitable for constructing a bridge of the depth of fill has good technology and superiority in economy, be to be easy to
The road structure form of popularization.
Brief description of the drawings：
Fig. 1 is the utility model structure diagram；
Fig. 2 is that the utility model removes the structural representation after in-situ layer；
Fig. 3 is the utility model Cast-in-place Bent Cap and PHC pile tube schematic diagrames；
Fig. 4 is the utility model end precast slab schematic diagram；
Fig. 5 is the utility model span centre precast slab schematic diagram.
Wherein, 1, prefabricated PHC pile tubes；2nd, Cast-in-place Bent Cap；3rd, precast slab；4th, the cast-in-place crossbeam of floorings；5th, bridge floor
The cast-in-place longeron of plate；6th, in-situ layer；31st, span centre precast slab；32nd, end precast slab.
Embodiment：
In order that technological means, creation new feature, reached purpose and effect that the utility model is realized are easy to understand,
With reference to being specifically illustrating, the utility model is expanded on further.
Embodiment one
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5,
A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap, including prefabricated PHC pile tubes 1, cast-in-place lid
The cast-in-place crossbeam 4 of beam 2, precast slab 3, floorings, the cast-in-place longeron 5 of floorings and with in-situ layer 6；Prefabricated PHC pile tubes 1 are uniform
Rectangular array is set, the laterally homogeneous upside for being fixedly installed on prefabricated PHC pile tubes 1 of Cast-in-place Bent Cap 2, and precast slab 3 is solid
Surely it is arranged on the upside of Cast-in-place Bent Cap 2, passes through the cast-in-place crossbeam 4 of floorings and bridge floor respectively between the section between precast slab 3
The cast-in-place longeron 5 of plate is attached, and the fixation of in-situ layer 6 is cast in the cast-in-place crossbeam 4 of precast slab 3, floorings and floorings show
Pour the upside of longeron 5.
The stake end protruding bar of prefabricated PHC pile tubes 1 is connected with the framework of steel reinforcement of Cast-in-place Bent Cap 2, then one-piece casting concrete
It is fixedly connected.In each spanning of prefabricated PHC pile tubes 1, prefabricated PHC pile tubes 1 and the precast slab 3 at middle part pass through bridge floor
The cast-in-place crossbeam 4 of plate is fixedly connected, and is slided between prefabricated the PHC pile tubes 1 and precast slab 3 and Cast-in-place Bent Cap 2 of edge by tetrafluoro
Plate realizes horizontal slide.The thickness of in-situ layer 6 is 10cm.Precast slab 3 divides for span centre precast slab 31 and end
Precast slab 32, span centre precast slab 31 are arranged in span centre, and end precast slab 32 is arranged in connection end across end
The thickness of portion's precast slab 32 is higher than the thickness of span centre precast slab 31.Prefabricated PHC pile tubes 1 are pre-stress hollow pipe
Stake.Prefabricated PHC pile tubes 1 are about 60cm with the connecting length of Cast-in-place Bent Cap 2.
Selected standard connection uses 3 × 6m=18m mono-, and pile tube usesType pre stressed empty piped piles.
Pipe pile end reserves longitudinal reinforcement and is about 60cm, above sets capping beam template and framework of steel reinforcement, uses concrete one-piece casting, bent cap afterwards
To uprise section, the high 30cm in bent cap edge, with the high 1m in pile foundation connection bump position, direction across bridge arranges three prefabricated tubular piles, abutment pier
Laterally often distance about 1m arranges one of pre-embedded steel slab at the top of bent cap.Prefabricated bridge, precast concrete bridge are directly laid on bent cap
Longitudinally long 5.15m, laterally wide 2.1m, section plate standard thickness of slab are 20cm for panel standard section, and end-thickened is 35cm.The end
Fulcrum precast concrete segment adjusts its length on the basis of standard section, and storage 3 months is needed before prefabricated board installation.Prefabricated bridge floor
Plate laying is finished, and 10cm thickness concrete is poured on precast slab, and between contiguous prefabricated concrete bridge deck plate segment
Pour the wet seam of beam in length and breadth, the wide 40cm of the cast-in-place longeron of floorings, the wide 85cm of the cast-in-place crossbeam of floorings.Branch multiplies in constraint use
Pier is consolidated with upper board by cast-in-place crossbeam, and horizontal slide is realized by tetrafluoro slide plate between abutment pier and top plate-girder.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (7)
- A kind of 1. newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap, it is characterised in that：Managed including prefabricated PHC Stake, Cast-in-place Bent Cap, precast slab, the cast-in-place crossbeam of floorings, the cast-in-place longeron of floorings and in-situ layer；Described prefabricated PHC Uniformly rectangular array is set pile tube, and the laterally homogeneous upside for being fixedly installed on prefabricated PHC pile tubes of described Cast-in-place Bent Cap is described Precast slab be fixedly installed on the upside of Cast-in-place Bent Cap, showed respectively by floorings between the section between precast slab Pour crossbeam and the cast-in-place longeron of floorings is attached, it is cast-in-place that the fixation of described in-situ layer is cast in precast slab, floorings The upside of crossbeam and the cast-in-place longeron of floorings.
- 2. a kind of newly-built peg board formula roadbed of chainless drives formula structural system with bent cap according to claim 1, its feature It is：The stake end protruding bar of described prefabricated PHC pile tubes and the framework of steel reinforcement of Cast-in-place Bent Cap connect, then one-piece casting concrete It is fixedly connected.
- 3. a kind of newly-built peg board formula roadbed of chainless drives formula structural system with bent cap according to claim 2, its feature It is：In each spanning of described prefabricated PHC pile tubes, prefabricated PHC pile tubes and the precast slab at middle part pass through bridge floor The cast-in-place crossbeam of plate is fixedly connected, real by tetrafluoro slide plate between prefabricated the PHC pile tubes and precast slab and Cast-in-place Bent Cap of edge Existing horizontal slip.
- 4. a kind of newly-built peg board formula roadbed of chainless drives formula structural system with bent cap according to claim 1, its feature It is：The thickness of described in-situ layer is 10cm.
- 5. a kind of newly-built peg board formula roadbed of chainless drives formula structural system with bent cap according to claim 1, its feature It is：The precast slab is divided into span centre precast slab and end precast slab, the span centre concrete Native plate is arranged in span centre, and the end precast slab is arranged in connection end across the thickness of described end precast slab Higher than the thickness of span centre precast slab.
- 6. a kind of newly-built peg board formula roadbed of chainless drives formula structural system with bent cap according to claim 5, its feature It is：The prefabricated PHC pile tubes are pre stressed empty piped piles.
- 7. a kind of newly-built peg board formula roadbed of chainless drives formula structural system with bent cap according to claim 1, its feature It is：Described prefabricated PHC pile tubes and the long 60cm of Cast-in-place Bent Cap connecting length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720807246.9U CN207073046U (en) | 2017-07-05 | 2017-07-05 | A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720807246.9U CN207073046U (en) | 2017-07-05 | 2017-07-05 | A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap |
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| Publication Number | Publication Date |
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| CN207073046U true CN207073046U (en) | 2018-03-06 |
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| CN201720807246.9U Expired - Fee Related CN207073046U (en) | 2017-07-05 | 2017-07-05 | A kind of newly-built peg board formula roadbed of the chainless drives formula structural system with bent cap |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111155390A (en) * | 2020-01-09 | 2020-05-15 | 江苏科技大学 | Fabricated road suitable for mudflat stratum and construction method thereof |
| CN112267337A (en) * | 2020-10-15 | 2021-01-26 | 安徽省交通规划设计研究总院股份有限公司 | Assembled channel type soilless roadbed |
| CN115491940A (en) * | 2022-08-22 | 2022-12-20 | 中交第一公路勘察设计研究院有限公司 | Steel-concrete combined structure roadbed for freeway in frozen soil area and construction method |
-
2017
- 2017-07-05 CN CN201720807246.9U patent/CN207073046U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111155390A (en) * | 2020-01-09 | 2020-05-15 | 江苏科技大学 | Fabricated road suitable for mudflat stratum and construction method thereof |
| CN111155390B (en) * | 2020-01-09 | 2021-10-19 | 江苏科技大学 | Fabricated road suitable for mudflat stratum and construction method thereof |
| CN112267337A (en) * | 2020-10-15 | 2021-01-26 | 安徽省交通规划设计研究总院股份有限公司 | Assembled channel type soilless roadbed |
| CN115491940A (en) * | 2022-08-22 | 2022-12-20 | 中交第一公路勘察设计研究院有限公司 | Steel-concrete combined structure roadbed for freeway in frozen soil area and construction method |
| CN115491940B (en) * | 2022-08-22 | 2024-04-30 | 中交第一公路勘察设计研究院有限公司 | Highway steel-concrete combined structure roadbed in frozen soil area and construction method |
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Granted publication date: 20180306 |